Finding the Fourth Proportional to 1,507,404.48, 2,260,622.72 and 496,291.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507,404.48 : 2,260,622.72 = 496,291.20 : x
2. Step 2: Convert to fraction form
   1,507,404.48/2,260,622.72 = 496,291.20/x
3. Step 3: Cross multiply
   1,507,404.48x = 2,260,622.72 × 496,291.20
4. Step 4: Simplify right side
   1,507,404.48x = 1,121,927,162,456.06
5. Step 5: Solve for x
   x = 1,121,927,162,456.06/1,507,404.48
6. Step 6: Final answer
   x = 744,277.45